Margaret Hayes


Margaret is a seasoned litigator who has handled a wide range of complex cases in state and federal courts, both as in-house and outside counsel. Her experience encompasses all aspects of dispute resolution and includes assisting clients with internal investigations and regulatory compliance issues, handling mediations and arbitrations, arguing dispositive and evidentiary motions, and conducting trials.

When she’s not practicing law, you can find Margaret teaching fitness classes, attending live music, or curating playlists. She’s an early riser who loves to exercise and take walks along the lake. Her personal credo is inspired by the words of Maya Angelou: “We are only as blind as we want to be.”




Speaker, “Cleaning Up Your Credit,” Chicago Public Library “Law at the Library” Series (pro bono) | January 24, 2023

"Ninth Circuit Dismisses Class Action for Alleged Violations of Privacy and Unfair Competition Laws against E-Commerce Payment Platform," ABA Business Law Today (December 2023)

“Pennsylvania Appellate Court Rejects Argument that Late Collections Letter Violated FDCPA," ABA Business Law Today (April 2023)

Illinois State Bar Association

Chicago Bar Association

American Bar Association, Consumer Financial Services Committee

Conference on Consumer Finance Law

ACA International, Members Attorney Program

Receivables Management Association International (RMAI)

Mortgage Bankers Association


Contact Margaret

(312) 379-8547 DIRECT

(312) 939-0983 FAX

Email  |  Download Vcard

Did You Know

Margaret admires Beyoncé for her wildly successful musical career and her impactful philanthropy.

Her guilty pleasure is watching the Real Housewives of [pick any locale].

She has 42 first cousins.

Margaret dreams of someday hiking Machu Pichu and Rainbow Mountain.

She’s dabbled in several foreign languages and hopes to one day master Spanish or Italian.


The University of Notre Dame Law SchoolJ.D. (2015)

College of the Holy CrossB.A. (2011)


State of Illinois

U.S. District Court, N.D. Illinois

U.S. District Court, S.D. Indiana

U.S. District Court, E.D. Missouri

U.S. District Court, E.D. Wisconsin